68399976

素因数分解:

$2^3\times 3^1\times {\mathrm{17}}^1\times {\mathrm{23}}^1\times {\mathrm{37}}^1\times {\mathrm{197}}^1$

素因数の和:283

約数の個数: 128

約数和(自身を含む): 195022080

約数和(自身を除く): 126622104

約数列:

[1, 2, 3, 4, 6, 8, 12, 17, 23, 24, 34, 37, 46, 51, 68, 69, 74, 92, 102, 111, 136, 138, 148, 184, 197, 204, 222, 276, 296, 391, 394, 408, 444, 552, 591, 629, 782, 788, 851, 888, 1173, 1182, 1258, 1564, 1576, 1702, 1887, 2346, 2364, 2516, 2553, 3128, 3349, 3404, 3774, 4531, 4692, 4728, 5032, 5106, 6698, 6808, 7289, 7548, 9062, 9384, 10047, 10212, 13396, 13593, 14467, 14578, 15096, 18124, 20094, 20424, 21867, 26792, 27186, 28934, 29156, 36248, 40188, 43401, 43734, 54372, 57868, 58312, 77027, 80376, 86802, 87468, 108744, 115736, 123913, 154054, 167647, 173604, 174936, 231081, 247826, 308108, 335294, 347208, 371739, 462162, 495652, 502941, 616216, 670588, 743478, 924324, 991304, 1005882, 1341176, 1486956, 1848648, 2011764, 2849999, 2973912, 4023528, 5699998, 8549997, 11399996, 17099994, 22799992, 34199988, 68399976]

約数ペア:

[(1, 68399976), (2, 34199988), (3, 22799992), (4, 17099994), (6, 11399996), (8, 8549997), (12, 5699998), (17, 4023528), (23, 2973912), (24, 2849999), (34, 2011764), (37, 1848648), (46, 1486956), (51, 1341176), (68, 1005882), (69, 991304), (74, 924324), (92, 743478), (102, 670588), (111, 616216), (136, 502941), (138, 495652), (148, 462162), (184, 371739), (197, 347208), (204, 335294), (222, 308108), (276, 247826), (296, 231081), (391, 174936), (394, 173604), (408, 167647), (444, 154054), (552, 123913), (591, 115736), (629, 108744), (782, 87468), (788, 86802), (851, 80376), (888, 77027), (1173, 58312), (1182, 57868), (1258, 54372), (1564, 43734), (1576, 43401), (1702, 40188), (1887, 36248), (2346, 29156), (2364, 28934), (2516, 27186), (2553, 26792), (3128, 21867), (3349, 20424), (3404, 20094), (3774, 18124), (4531, 15096), (4692, 14578), (4728, 14467), (5032, 13593), (5106, 13396), (6698, 10212), (6808, 10047), (7289, 9384), (7548, 9062)]